Minor metals & Precious metals Companies | Metal Bulletin,
MINOR AND PRECIOUS METALS COMPANY DATABASE. The Minor and Precious Metals section of the database contains complete and up-to-date information on 3,100+ miners, producers and traders of minor and precious metals, including antimony, chromium, cobalt, gold, manganese, platinum, refractory metals, silicon, silver and uranium.Industries at a Glance: Primary Metal Manufacturing: NAICS 331,The primary metal manufacturing subsector is part of the manufacturing sector. Industries in the Primary Metal Manufacturing subsector smelt and/or refine ferrous and nonferrous metals from ore, pig or scrap, using electrometallurgical and other process metallurgical techniques. Establishments in,Corporate History | Corporate | Mitsubishi Materials,,1871: Tsukumo Shokai, precursor to Mitsubishi Shokai, leases a coal mine from the Shingu clan in Kishu, and enters the mining business. 1873: Mitsubishi Shokai, precursor to Mitsubishi Goshi Kaisha, acquires the Yoshioka Mine in Okayama Prefecture, and enters the precious metals mining business.